1322488 has 8 divisors (see below), whose sum is σ = 2479680. Its totient is φ = 661240.

The previous prime is 1322483. The next prime is 1322501. The reversal of 1322488 is 8842231.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82648 + ... + 82663.

It is an arithmetic number, because the mean of its divisors is an integer number (309960).

2^1322488 is an apocalyptic number.

It is an amenable number.

1322488 is a deficient number, since it is larger than the sum of its proper divisors (1157192).

1322488 is a wasteful number, since it uses less digits than its factorization.

1322488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165317 (or 165313 counting only the distinct ones).

The product of its digits is 3072, while the sum is 28.

The square root of 1322488 is about 1149.9947825969. The cubic root of 1322488 is about 109.7650079880.

The spelling of 1322488 in words is "one million, three hundred twenty-two thousand, four hundred eighty-eight".